or
RPB T200 Respirator Assembly, PX5 PAPR, Face Seal, Head Harness, Battery Life: 8 to 12 hours, Battery Type: Lithium-ion, Certifications/Compliance: ISO9001, NIOSH, Green, Gray, White, Filter Type: HEPA Filter, OV-AG-HEPA, Multi-Gas/HEPA, , PETG, P